Growing community of inventors

Saitama, Japan

Eiji Arai

Average Co-Inventor Count = 8.00

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 3

Eiji Arai ↔ Hiroshi Sato (1 patent)Eiji Arai ↔ Kiyoshi Mizushima (1 patent)Eiji Arai ↔ Motoharu Miyakoshi (1 patent)Eiji Arai ↔ Shinzo Tsuji (1 patent)Eiji Arai ↔ Mamoru Mouri (1 patent)Eiji Arai ↔ Masashi Watanabe (1 patent)Eiji Arai ↔ Satoshi Nakamura (1 patent)Eiji AraiEiji Arai (1 patent)Hiroshi SatoHiroshi Sato (20 patents)Kiyoshi MizushimaKiyoshi Mizushima (10 patents)Motoharu MiyakoshiMotoharu Miyakoshi (3 patents)Shinzo TsujiShinzo Tsuji (1 patent)Mamoru MouriMamoru Mouri (1 patent)Masashi WatanabeMasashi Watanabe (1 patent)Satoshi NakamuraSatoshi Nakamura (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nikko Company (1 from 74 patents)

2. Nichiyu Giken Kogyo Co., Ltd. (1 from 9 patents)


1 patent:

1. 6129976 - Exothermic instrument for firing explosive

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12/5/2025
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